package com.etennis.config;
import com.etennis.filter.JwtAuthenticationTokenFilter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

import javax.annotation.Resource;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Autowired
    JwtAuthenticationTokenFilter jwtAuthenticationTokenFilter;
    @Autowired
    private AuthenticationEntryPoint authenticationEntryPoint;
    @Bean
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    @Autowired
    private AccessDeniedHandler accessDeniedHandler;
  @Resource
    private UserDetailsService userDetailsService;


    @Bean
    public PasswordEncoder passwordEncoder(){
        return new BCryptPasswordEncoder();
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
//        http
//                //关闭csrf
//                .csrf().disable()
//                //不通过Session获取SecurityContext
//                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
//                .and()
//                .authorizeRequests()
//                // 对于登录接口 允许匿名访问
//                .antMatchers("/app/login").anonymous()
//                .antMatchers("/logout").authenticated()
//                .anyRequest().authenticated();
        http
                //关闭csrf
                .csrf().disable()
                //不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                // 对于登录接口 允许匿名访问
                .antMatchers("/app/login").anonymous()
                .antMatchers("/logout").authenticated()
                .anyRequest().permitAll();

           //     .antMatchers("/getRouter").authenticated()
                // 除上面外的所有请求全部需要鉴权认证
        http.addFilterBefore(jwtAuthenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
        http.exceptionHandling().authenticationEntryPoint(authenticationEntryPoint).
                accessDeniedHandler(accessDeniedHandler);
        http.cors();
    }
    @Bean
    public DaoAuthenticationProvider daoAuthenticationProvider() {
        DaoAuthenticationProvider provider = new DaoAuthenticationProvider();
        provider.setUserDetailsService(userDetailsService);
        provider.setHideUserNotFoundExceptions(false);
        provider.setPasswordEncoder(passwordEncoder());
        return provider;
    }

}
